Nke kacha ere China oyi dọtara St52 Alloy enweghị nkebi ígwè ọkpọkọ
Nchịkọta
Anyị na-eche ihe ndị ahịa na-eche, ngwa ngwa nke ngwa ngwa na-eme ihe maka ọdịmma nke onye ahịa ọnọdụ ụkpụrụ, na-enye ohere maka mma mma, obere nhazi ụgwọ, ọnụ ahịa ndị ọzọ ezi uche, meriri ọhụrụ na ochie ahịa nkwado na nkwenye maka St52 Alloy Seamless. Steel Pipe, Nabata ka anyị na ụlọ ọrụ anyị rụpụta ezigbo mmekọrịta azụmahịa na ogologo oge iji mepụta ọdịnihu dị ebube ọnụ. afọ ojuju ndị ahịa bụ nchụso ebighi ebi anyị! Onye isi ala na ndị otu ụlọ ọrụ niile ga-achọ ịnye ndị ahịa ihe ngwọta na ọrụ ndị ọkachamara na-anabata ma na-akwado ndị ahịa obodo na ndị mba ọzọ niile maka ọdịnihu dị mma.
Ngwa
A na-eji ya eme ihe na-eme ka ọ bụrụ ọkpọkọ ọkpọkọ ọkpọkọ dị elu, ọkpọkọ gbanwere ọkụ, ọkpọkọ uzuoku dị elu maka ụlọ ọrụ mmanụ ala na kemịkalụ.
Isi ọkwa
Ọkwa nke elu-edu alloy ọkpọkọ: P1, P2, P5, P9, P11, P22, P91, P92 wdg
Ngwakọta kemịkalụ
| Ọkwa | UN | C≤ | Mn | P≤ | S≤ | Si≤ | Cr | Mo |
| Sequiv. | ||||||||
| P1 | K11522 | 0.10-0.20 | 0.30-0.80 | 0.025 | 0.025 | 0.10-0.50 | - | 0.44-0.65 |
| P2 | K11547 | 0.10-0.20 | 0.30-0.61 | 0.025 | 0.025 | 0.10-0.30 | 0.50-0.81 | 0.44-0.65 |
| P5 | K41545 | 0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.5 | 4.00-6.00 | 0.44-0.65 |
| P5b | K51545 | 0.15 | 0.30-0.60 | 0.025 | 0.025 | 1.00-2.00 | 4.00-6.00 | 0.44-0.65 |
| P5c | K41245 | 0.12 | 0.30-0.60 | 0.025 | 0.025 | 0.5 | 4.00-6.00 | 0.44-0.65 |
| P9 | S50400 | 0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50-1.00 | 8.00-10.00 | 0.44-0.65 |
| P11 | K11597 | 0.05-0.15 | 0.30-0.61 | 0.025 | 0.025 | 0.50-1.00 | 1.00-1.50 | 0.44-0.65 |
| P12 | K11562 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.5 | 0.80-1.25 | 0.44-0.65 |
| P15 | K11578 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 1.15-1.65 | - | 0.44-0.65 |
| P21 | K31545 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.5 | 2.65-3.35 | 0.80-1.60 |
| P22 | K21590 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.5 | 1.90-2.60 | 0.87-1.13 |
| P91 | K91560 | 0.08-0.12 | 0.30-0.60 | 0.02 | 0.01 | 0.20-0.50 | 8.00-9.50 | 0.85-1.05 |
| P92 | K92460 | 0.07-0.13 | 0.30-0.60 | 0.02 | 0.01 | 0.5 | 8.50-9.50 | 0.30-0.60 |
Nhọpụta ọhụrụ hibere dabere na Omume E 527 na SAE J1086, Omume maka Ọnụ Ọgụgụ na Alloys (UNS). B Grade P 5c ga-enwe ọdịnaya titanium nke na-erughị 4 ugboro nke carbon na ọ bụghị karịa 0.70%; ma ọ bụ ọdịnaya kọlụm nwere okpukpu 8 ruo 10 nke ọdịnaya carbon.
Ngwongwo igwe
| Ngwa igwe | P1, P2 | P12 | P23 | P91 | P92,P11 | P122 |
| Ike ọdụdọ | 380 | 415 | 510 | 585 | 620 | 620 |
| Mpụta ike | 205 | 220 | 400 | 415 | 440 | 400 |
Ọgwụgwọ okpomọkụ
| Ọkwa | Ụdị ọgwụgwọ okpomọkụ | Na-emezi oke okpomoku F [C] | Subcritical Annealing ma ọ bụ iwe iwe |
| P5, P9, P11, na P22 | Oke okpomoku F [C] | ||
| A335 P5 (b,c) | Full ma ọ bụ Isothermal Anneal | ||
| Normalize na iwe | ***** | 1250 [675] | |
| Anneal Subcritical (P5c naanị) | ***** | 1325-1375 [715 - 745] | |
| A335 P9 | Full ma ọ bụ Isothermal Anneal | ||
| Normalize na iwe | ***** | 1250 [675] | |
| A335 P11 | Full ma ọ bụ Isothermal Anneal | ||
| Normalize na iwe | ***** | 1200 [650] | |
| A335 P22 | Full ma ọ bụ Isothermal Anneal | ||
| Normalize na iwe | ***** | 1250 [675] | |
| A335 P91 | Normalize na iwe | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
| Quench na iwe | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
Achọrọ nnwale
Na mgbakwunye na ịgba mbọ hụ na ihe mejupụtara kemịkalụ na akụrụngwa akụrụngwa, a na-eme nnwale hydrostatic otu otu, Nnyocha Na-adịghị emebi emebi, Nyocha ngwaahịa, Nrụpụta ọla na Nnwale Etching, Nnwale flattening wdg.
Ikike inye
Ịkwanye ikike: 2000 Ton kwa ọnwa kwa ọkwa nke ASTM A335 Alloy Steel Pipe
Nkwakọ ngwaahịa
Na ngwugwu na igbe osisi siri ike
Nnyefe
7-14 ụbọchị ma ọ bụrụ na ngwaahịa, 30-45 ụbọchị na-emepụta
Ịkwụ ụgwọ
30% nkwụnye ego, 70% L / C ma ọ bụ B / L oyiri ma ọ bụ 100% L / C na anya
Nkọwa ngwaahịa
Igwe mmiri ọkụ Tube
GB/T5310-2017
ASME SA-106/SA-106M-2015
ASTMA210 (A210M) -2012
ASME SA-213/SA-213M
